4. Abuse Liability of Reduced Nicotine Content Cigarettes in the Context of Concurrent E-Cigarette Use

5. Effects of Nicotine Reduction on Smoking Behavior in ADHD Smokers

ClinicalTrials.gov Identifier: NCT02599571
Sponsor: Duke University
Collaborators: Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD), Food and Drug Administration (FDA), and University of Pittsburgh